#Videocontv

VIDEOCON TV21"ULTRA SLIM PCB
MAIN IC TDA12135PS/N3/3/A07
EHT BSC25-01N4095K-C
VERTICAL IC LA78141
SOUND IC TDA7297SA
STR CQ0765RT
STANDBY RELEASED BUT NO EHT
1.Power on/Check eht supply voltage-----ok.(But standby)
2.Released standby,eht supply voltage-------ok.
3.Check horizontal driver transistor voltage-----ok.
4.Check voltage(3.3V) main ic pin No.33-------ok.
-----Check voltage(3.3V) pin No.40-------ok.
-----Check voltage(3.3V) pin No.43-------ok.
-----Check voltage(5V) pin No.2-------ok.
-----Check voltage(8V) pin No.3-------ok.
------Check voltage(5V) pin No.54-------ok.
5.Check memory ic supply voltage------ok.
6.Check SCL,DSA voltage------ok.
7.All voltage ok and set standby released but no eht.
8.Again check driver transistor collector voltage------ok.
9.Check driver transistor base voltage-------missing.
10.Power off/Check base resister180 ohms------ok.
11.Check transisterV401(C2331)-------short.
12.Open transistorC2331(driver).
13.Again check transistor by meter---short.
14.Set new transistor C2331.
15.Power on/Then------

[@aviraj5980]

Apni Great Sir Jiiii 🙏

[@CosmicElectronics]

Ok.

[@bharatthakor3112]

Very nice....👌👌👌 Videos....

[@CosmicElectronics]

Thank you.

[@santoshbiswas2283]

ধন্যবাদ Sir, নিজের অনেক confidence বেড়েছে আপনার video গুলো দেখাতে।এখন কাজ করতে অনেক আনন্দ পাচ্ছি। ধন্যবাদ।

[@CosmicElectronics]

Many thanks to you.

[@Pradipsharma1872]

Me too Sir...

[@sonnababa6702]

Set ok sir nice

[@kalaikalai3827]

Good video

[@CosmicElectronics]

Thanks

[@user-lm3uy2ez5w]

Sir videocntv ic 9370 psn3a 1930 eindicetar pawer not 110 v ok memori ic 5v ok tuner 5 v ok regular 5 v 8 v3.3 v ok drsiver volt drop problom draiver h out signl 1.6v problom cristel volt 1.6 v ye pcb ka vidieo banaye ye folt kesa he

[@anilkumarvadla1026]

👌

[@nitinthombare4210]

👌👌👌👌👌👍🙏

[@azadsarker5999]

Sir ai C2331tendester poriborteC 2383 tendester lagano jabe ki

[@CosmicElectronics]

Jabe

[@MdJakairhosan-cm3tp]

Hello biy

[@sudhirdhurua2497]

Thanks for good information

[@Santosh96Electronics]

Very nice video sir

[@FirozKhan-ct8ni]

Sarji ye kitme 8.v.kaha.se.banta.hai.sar.aap.wo.trangistar.ka.nambar.or.pogisan.nambar.batao.pzz

[@azadsarker5999]

Sir ai PCB te stanby obosthay 60volt ar relige obosthay 110 volt hocce .jekhane relig hole voltage drove dey kinu akhane ulto hocce ar karon ki .ar ki vabe bujhbo ai sete standby obosthay 60 volt mejer korte hobe

[@makalielctronicsuvendu9145]

Sem bord kintu full dat prmari ta kintu 18 voltage ok str ki problem hote pare please bolun

[@rejashaikh8038]

বেস বোর্ডে যে8voltসাপলাই যাই সেটি 2volt/ 3volt মত পাচ্ছি। রিটলেস্ট লাইন হচ্ছে।কি করবো স‍্যার দয়াকরেবলে দিন।

[@kursamsami7829]

You are really great sir,your the My Hero,

[@CosmicElectronics]

Thanks

[@CosmicElectronics]

Thank you

[@saptadipghosh5413]

Sir amar 11105 ic 3 time blink korche than off and driver voltage 16 to 6 volt hoya jacha sir help korun plz

[@Pradipsharma1872]

Very Good & Helpful Video Sir ...👌

[@CosmicElectronics]

Ok.Thanks.

[@kiranmadiwal9902]

sir Please give these IC data sheet

[@rajsunar5168]

Thank you sir, like ur video

[@profullamandal6917]

Akai 21" flat crt tv factory number কথ ?

[@shomparoy9791]

Dada amar kacha ekta kaj ascha videocon ultra slim tv 3 bar eht hocha tarpor eld 2 bar on off hoya standby hoya jacha.jodi ektu solve kore den plz

[@CosmicElectronics]

এর ওপর আমার অনেক ভিডিও আছে। দেখে সমাধান কারো।

[@niranjanhldar5281]

Sirji same crkt, hai no picture

[@dantaniashok9421]

Good video sir

[@mdamerul9833]

Thanks

[@ronyanthony2692]

Sir helpful video

[@mdrubelpro568]

Ok

[@CosmicElectronics]

Thanks.

[@nazmulhaquebarbhuiya423]

I am happy because I have viewing and liked this important video first of all. Thank you for make knowledge increasing important video.

[@CosmicElectronics]

Many thanks to you for watching my video at first.

[@Pradipsharma1872]

Me too

[@omprakashjain1133]

Sir hindi use karo

[@anushkadey6987]

Phone number dan